AI API Mock Generator
Spin up realistic mock API responses for testing in seconds
Choose AI Model:
DeepSeek: DeepSeek V4 Flash
Google AI Models
Gemini 3 Flash
NEW
Next-gen Gemini with advanced reasoning
Gemini 3.5 Flash
NEW
Latest Gemini Flash with premium output quality
Gemini 3.1 Flash-Lite
NEW
Optimised Gemini Lite for high-volume tasks
Gemini 2.5 Flash-Lite
Fast, lightweight Gemini for quick everyday writing
Google: Gemini 2.5 Pro
Google Gemini 2.5 Pro — top-tier reasoning and quality
Gemini 2.5 Flash
Balanced Gemini with strong quality and speed
ChatGPT AI Models
gpt-5-nano
NEW
Compact GPT-5 for fast, efficient writing
gpt-4o-mini
Affordable, fast multimodal GPT model
gpt-4.1-nano
Ultra-fast, affordable GPT-4.1 nano
DeepSeek AI Models
DeepSeek: DeepSeek V4 Flash
DeepSeek official fast chat model
OpenRouter AI Models
Qwen: Qwen3 Coder 480B A35B (free)
Qwen MoE coder · via OpenRouter
Qwen: Qwen3 Next 80B A3B Instruct (free)
FREE
Qwen3 Next instruct · via OpenRouter
Z.ai: GLM 4.5 Air (free)
FREE
Z.ai GLM 4.5 Air · via OpenRouter
By Meta
Meta: Llama 3.3 70B Instruct (free)
FREE
Meta Llama 3.3 70B · via OpenRouter
Meta: Llama 3.2 3B Instruct (free)
FREE
Meta Llama 3.2 3B · via OpenRouter
NVIDIA AI Models
NVIDIA: Nemotron 3 Ultra (free)
NEW FREE
NVIDIA Nemotron 3 Ultra · via OpenRouter
NVIDIA: Nemotron 3 Super (free)
NEW FREE
NVIDIA Nemotron 3 Super · via OpenRouter
NVIDIA: Nemotron 3 Nano 30B A3B (free)
FREE
NVIDIA Nemotron 3 Nano 30B · via OpenRouter
NVIDIA: Nemotron 3 Nano Omni (free)
FREE
NVIDIA Nemotron 3 Nano Omni · via OpenRouter
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